Senior Engineer (Fullstack & AI)

🏢 Summary: Oferta dla Senior QA Automation Engineera do projektu wdrożenia nowoczesnych płatności cyfrowych w dużym banku. Rola obejmuje automatyzację testów oraz współpracę przy projektowaniu, integracji, testach i wdrożeniu rozwiązania; praca hybrydowa, 3 dni tygodniowo z biura, ze stawką 120–140 PLN netto + VAT/h. 🗂️ Requirements: Minimum 3 lata doświadczenia komercyjnego jako QA Automation Engineer, Bardzo dobra znajomość Java i Spring Boot, Automatyzacja testów API i testów integracyjnych, Doświadczenie z REST API, Apache Kafka i JUnit, Znajomość Cypress lub Nightwatch.js, Doświadczenie z Azure DevOps, GCP, GKE i PostgreSQL, Znajomość integracji systemowych, bezpieczeństwa transakcji i tokenizacji, Praca w metodyce Agile/Scrum 📃 Skills: Java, SpringBoot, Kafka, REST, API, JUnit, Cypress, Nightwatch.js, JavaScript, PostgreSQL, Maven, Gradle, AzureDevOps, GCP, GKE, Kubernetes, Agile, Scrum 🏢 Description: Forma współpracy : kontrakt B2B Stawka (B2B PLN netto + VAT/h): 120-140 Tryb : hybrydowy (3 dni w tygodniu spotkania z biura) Poszukujemy osoby o profilu Senior QA Automation Engineer , która posiada min. 3 lat komercyjnego doświadczenia. Wiodący stack technologiczny : Java, Spring Boot, Apache Kafka, REST API, API Testing, Test Automation, JUnit, Cypress, Nightwatch.js, JavaScript, PostgreSQL, Maven, Gradle, Azure DevOps, Google Cloud Platform (GCP), Google Kubernetes Engine (GKE), Agile/Scrum. Projekt który będziemy gotowi Ci zaproponować dotyczy wdrożenia nowoczesnego rozwiązania płatności cyfrowych w jednym z największych banków w Polsce. Projekt obejmuje analizę biznesową i techniczną, projektowanie architektury, integrację z systemami bankowymi oraz interfejsami zewnętrznymi, a także testy, certyfikację i uruchomienie produkcyjne. Rola łączy automatyzację testów z aktywnym udziałem w procesie implementacji – współpracą z biznesem, architektami i zespołami deweloperskimi przy projektowaniu oraz wdrażaniu rozwiązania. Celem projektu jest rozwój nowoczesnych kanałów płatności internetowych, zwiększenie bezpieczeństwa transakcji oraz optymalizacja doświadczeń użytkowników. Wymagania: Minimum 3 lata komercyjnego doświadczenia jako QA Automation Engineer. Bardzo dobra znajomość Java, Spring Boot oraz automatyzacji testów API i testów integracyjnych. Praktyczne doświadczenie z REST API, Apache Kafka oraz JUnit. Znajomość Cypress lub Nightwatch.js. Doświadczenie z Azure DevOps, GCP, Kubernetes (GKE) oraz PostgreSQL. Doświadczenie w projektach z obszaru płatności, bankowości lub fintech będzie dużym atutem. Znajomość zagadnień związanych z integracjami systemowymi, bezpieczeństwem transakcji oraz tokenizacją. Umiejętność współpracy z biznesem i pracy w metodyce Agile/Scrum. Współpracując z naszą organizacją będziesz mógł/mogła liczyć na : Ugruntowaną pozycją rynkową Projekty, w których będziesz miał/miała wpływ na ich rozwój Współpracę z atrakcyjnymi klientami biznesowymi z różnych branż ( m.in .: finanse, bankowość, ubezpieczenia, healthcare, robotyzacja, energetyka, media) Bieżące informacje projektowe oraz stały dostęp do dokumentacji niezbędnej do realizacji zadań (np. Git, Gitflow, Angular, Docker, Primaris x TechTalks, Primaris Leadership Academy) Świetną atmosferę współpracy podczas realizacji projektów wśród zaangażowanych ludzi z pasją Cały proces nawiązywania współpracy oraz onboarding prowadzony jest zdalnie. Proces nawiązywania współpracy składa się z: rozmowy telefonicznej (do 30 min) zdalnej video rozmowy - weryfikacji techniczno-biznesowej z naszym specjalistą/specjalistką (60-90 min) zdalnego spotkania z Product Owner projektu (30-60 min) Primaris Services to ponad 250 ekspertów na pokładzie i 15 lat doświadczenia w branży IT na rynku polskim oraz zagranicznym. Realizujemy ambitne projekty o wysokiej złożoności z różnych obszarów - m.in . bankowości, ubezpieczeń, healthcare, robotyzacji, energetyki, mediów (mamy ponad 40 aktywnych klientów). Rośniemy w siłę oraz ciągle poszerzamy portfolio zarówno naszych usług jak i klientów. Zakres naszej działalności obejmuje budowę systemów od zera, ich rozwój oraz utrzymanie,  wdrożenia produktowe, alokacje całych Zespołów, a także pojedynczych Ekspertów w strukturach Klienta. Ponadto od kilku lat działamy bardzo intensywnie jako złoty Partner firmy UiPath (obszar Robotic Process Automation) budując roboty i sprzedając licencje u naszych Klientów. Co miesiąc nawiązujemy współpracę z 7 nowymi osobami. Wierzymy, że ludzie z pasją to klucz do naszego wspólnego sukcesu! Właśnie dlatego ciągle poszukujemy nowych, zdolnych osób, które powiększą grono naszych współpracowników.

🏢 Summary: Remote full-time B2B opportunity for a Senior Back-End Engineer to build and maintain scalable fintech trading and investment platform services using Java and Go. The role combines hands-on backend development, architecture, performance optimization, code reviews, and mentoring junior engineers. 🗂️ Requirements: 6+ years of professional backend software development experience, Strong Java and Go experience, Microservices architecture expertise, RESTful API and distributed systems knowledge, SQL, NoSQL, and caching systems proficiency, Kubernetes, Docker, and cloud platform experience, CI/CD pipeline and DevOps practices experience, Written and spoken English proficiency 📃 Skills: Java, Go, Microservices, REST, SQL, NoSQL, Kubernetes, Docker, GCP, AWS, Azure, CI/CD, DevOps 🏢 Description: Salary: 5500–7700 USD Remote: 100% Work schedule: Full-time Contract: B2B We’re looking for a Senior Back-End Engineer (Java+Go) to join a fast-growing fintech company that builds a digital trading and investment platform. Requirements • 6+ years of professional experience in backend software development • Strong experience with Java and GoLang • Deep understanding of microservices architecture, RESTful APIs, and distributed systems • Strong proficiency in SQL and NoSQL databases, as well as caching systems • Hands-on experience with Kubernetes, Docker, and cloud platforms such as GCP, AWS, or Azure • Experience working with CI/CD pipelines and modern DevOps practices • Proficiency in English, both written and spoken Nice to Have • Background in fintech, high-frequency systems, or trading platforms • Understanding of low-latency system optimization • Experience working with event-driven architectures, including Kafka and RabbitMQ Key Responsibilities • Design, develop, and maintain backend systems and microservices using Java and GoLang • Build scalable, secure, and high-performance APIs and data pipelines • Contribute to architectural decisions, perform code reviews, and support continuous process improvements • Lead and mentor junior developers, sharing expertise to maintain high-quality standards • Collaborate closely with cross-functional teams to define and implement technical solutions • Improve system performance, reliability, and long-term maintainability through optimization and best practices • Stay current with emerging backend technologies, tools, and best practices

🏢 Summary: B2B contract for a Senior Software Engineer to develop and operate a JVM-based, event-driven platform remotely from Poland. The role provides end-to-end ownership of system design, delivery, production reliability, monitoring, and support, with a rate up to 140 zł/h net + VAT. 🗂️ Requirements: 5+ years of software engineering experience, End-to-end ownership of features and components, Java and Kotlin expertise, Event-driven systems experience, Distributed systems knowledge, Event-driven architecture and API gateway experience, PostgreSQL, data modelling, and query performance knowledge, Relational and non-relational database knowledge, Unit, integration, and end-to-end testing experience, Independent delivery, risk, sequencing, and dependency management, C4 model system design experience, DORA metrics, stability, SSDLC, velocity, and predictability familiarity, AI coding tools experience, Cloud platform familiarity, Docker and Kubernetes experience, Fluent Polish, Advanced English (B2/C1) 📃 Skills: Java, Kotlin, JVM, PostgreSQL, NoSQL, Docker, Kubernetes, C4, DORA, SSDLC, Claude, Codex, Cursor, Cloud 🏢 Description: Contract : B2B Rate : up to 140 zł/h net + VAT depending on skills and experience Location : Remote within Poland Start : ASAP Project : Development of a JVM-based, event-driven platform with end-to-end ownership of software design, delivery, and production reliability. Key Technologies/Areas Java, Kotlin, JVM Event-Driven and Distributed Systems PostgreSQL and NoSQL Docker, Kubernetes Cloud Platforms AI Coding Tools Project Overview We are looking for a Senior Software Engineer to join one of our client’s engineering teams. You will own features and components from refinement and system design through development, production deployment, monitoring, and post-release support. Responsibilities Own the end-to-end design and delivery of features and components. Create, maintain, and align system designs using the C4 model with the domain target architecture. Develop reliable, production-ready, and well-tested software using Java and Kotlin. Manage estimation, sequencing, delivery risks, and cross-team technical dependencies. Own monitoring, reliability, production support, and participation in on-call. Contribute to frontend development where required. Use AI coding tools as part of your daily workflow. Requirements 5+ years of professional software engineering experience , including proven ownership of features and components end to end. Solid foundation in the JVM , including Java and Kotlin . Production experience with event-driven systems. Good understanding of distributed systems, including idempotency, at-least-once vs exactly-once trade-offs, schema evolution, and partitioning. Experience with event-driven architecture, API gateways, and understanding when not to apply these patterns. Sound knowledge of relational and non-relational databases, including PostgreSQL , data modelling, and query performance. Proven experience delivering reliable software with unit, integration, and end-to-end testing. Ability to independently manage delivery, risks, sequencing, and cross-team dependencies. Experience owning system design at team scope using the C4 model. Familiarity with DORA metrics, stability, SSDLC compliance, velocity, and predictability. Experience using AI coding tools such as Claude Code, OpenAI Codex, opencode, Cursor, or similar. Familiarity with cloud service providers. Experience with Docker and Kubernetes . Fluency in Polish and advanced English (B2/C1) Nice to have Frontend experience with React, TypeScript, and Node.js. Hands-on production experience with Kafka. Experience with Microsoft Azure. Why join us? Rite NRG is a vibrant outsourcing technology company driven by the Right People. We are dedicated to empowering businesses through innovative software solutions. We focus on building strong partnerships and providing top-notch software solutions that drive real business growth. Our business model revolves around collaboration and delivering impactful results for our clients. Join us and be part of a team where great minds, Right Energy, and strong partnerships come together to shape the future of technology! Possibility of long-term cooperation on a full-time project engagement basis. Flexibility in organizing the provision of services, taking into account project requirements and agreed availability. Opportunity to contribute to technically advanced projects. Opportunity for international collaboration.

🏢 Summary: Senior Software Engineer role focused on designing, building, and scaling secure enterprise web applications and high-performance SaaS platforms. The position covers backend APIs, microservices, testing, technical leadership, and Azure-based CI/CD delivery within Agile teams. 🗂️ Requirements: 6+ years of full-lifecycle software development experience, Experience developing and maintaining large-scale web applications and SaaS solutions, Strong proficiency in C#, .NET Core, and .NET Framework, Hands-on experience with Azure Cloud services, RESTful architectures, and CI/CD pipelines, Experience with NUnit, Moq, Jest, and Git, Strong problem-solving and technical communication skills 📃 Skills: C#, .NET, Azure, REST, Microservices, NUnit, Moq, Jest, Git, CI/CD, SaaS 🏢 Description: We are looking for a skilled and passionate Senior Software Engineer to join our core engineering team. In this role, you will play a key part in designing, building, and scaling enterprise-grade web applications and high-performance SaaS solutions. If you have a strong foundation in Microsoft technologies, cloud architecture, and modern engineering practices—and love solving complex technical challenges—we would love to hear from you! Key Responsibilities Architecture & Development: Design, build, and maintain scalable, secure, and resilient web applications and SaaS platforms. API & Backend Systems: Implement and optimize RESTful APIs, microservices, and Web API integrations. Quality & Testing: Drive software quality by writing comprehensive unit tests (NUnit, Moq, Jest) and advocating for test-driven practices. Technical Leadership: Participate in code reviews, architectural discussions, and technical planning to ensure clean, maintainable code. Agile Collaboration: Work closely with cross-functional teams using Agile methodologies to deliver features iteratively and efficiently. DevOps & Version Control: Utilize Git and Azure DevOps for continuous integration, project tracking, and modern deployment pipelines. Key Requirements Experience: 6+ years of hands-on experience in full-lifecycle software development. SaaS & Web Architecture: Proven track record of developing and maintaining large-scale web applications and SaaS solutions. Core Tech Stack: Strong proficiency in C# , .NET Core , and .NET Framework . Cloud & DevOps: Hands-on experience with Azure Cloud services, RESTful architectures, and CI/CD pipeline concepts. Testing & Tools: Solid experience with unit testing frameworks ( NUnit, Moq, Jest ) and version control ( Git ). Communication: Excellent problem-solving skills and the ability to articulate technical concepts clearly to team members. Nice to Have Agile Frameworks: Experience working within a SAFe (Scaled Agile Framework) environment. Mentorship: Passion for coaching junior developers and fostering team growth.

🏢 Summary: Senior Java Engineer role focused on building AI Agents in Java for a client project. The position requires independent, customer-facing collaboration and strong expertise in Java, AWS, Spring, AI agents, and LLM prompting; it is fully remote within Poland. 🗂️ Requirements: 5+ years of core Java development experience, AWS experience: EKS, Lambda, DocumentDB, S3, Bedrock, EC2, Step Functions, Java 21/25 proficiency, Spring Boot and Spring AI proficiency, AI Agents development experience, LLM prompting experience, Understanding of AI principles and client-feature applications, English proficiency at B2+ level, Ability to work independently and proactively, Strong English-language customer collaboration skills 📃 Skills: Java, AWS, EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunctions, SpringBoot, SpringAI, AIAgents, LLM, Prompting 🏢 Description: We are looking for an experienced Senior Java Engineer to start a new team and contribute to the client's "AI Engineer" role. The ideal candidate will combine strong core Java expertise with AI knowledge, work proactively with minimal oversight, and collaborate closely with an English-speaking, customer-facing team. This position is fully remote within Poland, with a preferred start in September. Quick Facts • Fully remote role within Poland • Preferred start: September • Open to contractors; B2B terms are agreed individually • Benefits listed are available to employees only • Only selected candidates will be contacted Responsibilities • Apply strong core Java skills to existing project infrastructure • Work independently without strict requirements while demonstrating proactiveness • Maintain close collaboration with the customer throughout the project lifecycle • Communicate effectively with an English-speaking team • Leverage AI experience and theoretical knowledge to meet client expectations • Conduct analytical work and research in cooperation with the Architecture team • Develop AI Agents using the customer's Agent Development Kit in Java Requirements • 5+ years of experience with core Java development • Experience with AWS services including EKS, Lambda, DocumentDB, S3, Bedrock, EC2, and Step Functions • Proficiency in Java 21/25, Spring Boot, and Spring AI • Background in AI Agents development and LLM prompting • Understanding of AI principles and their application to client features • Strong communication skills for collaboration with an English-speaking team • Ability to work independently and proactively in an unstructured environment • English proficiency at B2+ level Benefits • Hybrid-by-design work mode and opportunity to work remotely within Poland • Opportunity to work abroad for up to 60 days annually • Business-driven relocation opportunities • Career development programs • Thought leadership, mentoring, soft-skills, and well-being programs • Certification opportunities: Anthropic, Gemini, GCP, Azure, AWS • English classes • Stable pay • Employee Stock Purchase Plan with a 15% discount • Benefits package including health insurance, Multisport, and shopping vouchers • Referral bonuses up to $2,000 • Offices with entertainment and relaxation zones, table tennis, football, free snacks, coffee, and more • Corporate, social, and well-being events

🏢 Summary: Fully remote Senior Java Engineer role in Poland for building AI Agents and contributing to an AI-focused client project. The position combines core Java, AWS, Spring, LLM prompting, and customer-facing collaboration, with an expected September start. 🗂️ Requirements: 5+ years of core Java development experience, AWS experience: EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunction, Java 21/25, Spring Boot, and Spring AI proficiency, AI Agents development and LLM prompting experience, Understanding of AI principles and feature implementation, English proficiency at B2+ level, Ability to work independently and proactively, Strong communication for customer-facing collaboration 📃 Skills: Java, AWS, EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunction, Spring, SpringBoot, SpringAI, AI, LLM, Prompting, English 🏢 Description: We are looking for an experienced Senior Java Engineer to start a new team and contribute to the client's "AI Engineer" role. The ideal candidate will combine strong core Java expertise with AI knowledge, work proactively with minimal oversight, and collaborate closely with an English-speaking, customer-facing team. This is a fully remote role based in Poland, with interest in candidates available to start in September. Responsibilities • Apply strong core Java skills to existing project infrastructure. • Work independently without strict requirements while demonstrating proactiveness. • Maintain tight collaboration with the customer throughout the project lifecycle. • Communicate effectively with an English-speaking team. • Leverage AI experience and theoretical knowledge to meet client expectations. • Conduct analytical work and research in cooperation with the Architecture team. • Develop AI Agents using the customer's Agent Development Kit in Java. Requirements • 5+ years of experience with core Java development. • Experience with AWS services including EKS, Lambda, DocumentDB, S3, Bedrock, EC2, and StepFunction. • Proficiency in Java 21/25, Spring Boot, and Spring AI. • Background in AI Agents development and LLM prompting. • Understanding of AI principles and their application to client features. • Strong communication skills to collaborate with an English-speaking team. • Capability to work independently and proactively in an unstructured environment. • Proficiency in English at a B2+ level. We offer • Supportive team and agile, startup-like culture. • Hybrid-by-design mode and opportunity to work remotely within Poland. • Chance to work abroad for up to 60 days annually. • Business-driven relocation opportunities. • Career development programs. • Thought leadership, mentoring, soft-skills, and well-being programs. • Certification opportunities: Anthropic, Gemini, GCP, Azure, AWS. • English classes. • Stable pay. • Participation in the Employee Stock Purchase Plan with a 15% discount. • Benefits package including health insurance, multisport, and shopping vouchers. • Referral bonuses up to $2,000. • Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee, and more. • Corporate, social, and well-being events. Benefits listed above are available to employees only. Contractors are welcome; terms of B2B cooperation agreements are agreed individually.

🏢 Summary: Fully remote Senior Java Engineer opportunity in Poland to help launch a team and build AI Agents for a client using Java. The role combines core Java development, AWS and Spring technologies, AI/LLM expertise, independent research, and close collaboration with an English-speaking customer team. Candidates available to start in September are highly sought. 🗂️ Requirements: 5+ years of core Java development experience, AWS experience: EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunction, Java 21/25 proficiency, Spring Boot and Spring AI proficiency, AI Agent development experience, LLM prompting knowledge, Understanding of AI principles and client-feature application, English proficiency: B2+, Ability to work independently and proactively, Customer-facing English communication skills 📃 Skills: Java, AWS, EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunction, Spring, SpringBoot, SpringAI, AI, LLM, Prompting 🏢 Description: We are looking for an experienced Senior Java Engineer to start a new team and contribute to the client's "AI Engineer" role. The ideal candidate will combine strong core Java expertise with AI knowledge, work proactively with minimal oversight, and collaborate closely with an English-speaking, customer-facing team. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities • Apply strong core Java skills to existing project infrastructure • Work independently without strict requirements while demonstrating proactiveness • Maintain tight collaboration with the customer throughout the project lifecycle • Communicate effectively with an English-speaking team • Leverage AI experience and theoretical knowledge to meet client expectations • Conduct analytical work and research in cooperation with the Architecture team • Develop AI Agents using the customer's Agent Development Kit in Java Requirements • 5+ years of experience with core Java development • Experience with AWS services including EKS, Lambda, DocumentDB, S3, Bedrock, EC2, and StepFunction • Proficiency in Java 21/25, Spring Boot, and Spring AI • Background in AI Agents development and LLM prompting • Understanding of AI principles and their application to client features • Strong communication skills to collaborate with an English-speaking team • Capability to work independently and proactively in an unstructured environment • Proficiency in English at a B2+ level We offer • We gather like-minded people: Top tech minds driving innovation in AI, cloud and digital platform modernization • Supportive team and agile, startup-like culture • Hybrid by design mode and opportunity to work remotely within Poland • Chance to work abroad for up to 60 days annually • Business-driven relocation opportunities Growth opportunities • Career development programs • Thought leadership, mentoring, soft skills and well-being programs • Certification (Anthropic, Gemini, GCP, Azure, AWS) • English classes Benefits • Stable pay • Participation in the Employee Stock Purchase Plan with a 15% discount • Benefits package (health insurance, multisport, shopping vouchers) • Referral bonuses up to $2,000 • Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more • Corporate, social and well-being events Please note: Benefits listed above are available to employees only. Contractor collaboration is available. Terms of B2B cooperation agreements are agreed individually. Only selected candidates will be contacted.

🏢 Summary: Fully remote Senior Java Engineer role in Poland focused on building AI Agents and supporting an AI Engineer initiative. The position combines advanced Java and AWS development with AI/LLM expertise, independent work, and close collaboration with an English-speaking client team. 🗂️ Requirements: 5+ years of core Java development experience, AWS experience: EKS, Lambda, DocumentDB, S3, Bedrock, EC2, Step Functions, Java 21/25 proficiency, Spring Boot proficiency, Spring AI proficiency, AI Agents development experience, LLM prompting knowledge, Understanding of AI principles and feature application, English proficiency: B2+, Ability to work independently and proactively, Strong customer-facing communication skills 📃 Skills: Java, AWS, EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunctions, Spring, SpringBoot, SpringAI, LLM, Prompting, AIAgents 🏢 Description: We are looking for an experienced Senior Java Engineer to start a new team and contribute to the client's "AI Engineer" role. The ideal candidate will combine strong core Java expertise with AI knowledge, work proactively with minimal oversight, and collaborate closely with an English-speaking, customer-facing team. This is a fully remote role based in Poland, with interest in candidates available to start in September. Responsibilities • Apply strong core Java skills to existing project infrastructure • Work independently without strict requirements while demonstrating proactiveness • Maintain tight collaboration with the customer throughout the project lifecycle • Communicate effectively with an English-speaking team • Leverage AI experience and theoretical knowledge to meet client expectations • Conduct analytical work and research in cooperation with the Architecture team • Develop AI Agents using the customer's Agent Development Kit in Java Requirements • 5+ years of experience with core Java development • Experience with AWS services including EKS, Lambda, DocumentDB, S3, Bedrock, EC2, and StepFunction • Proficiency in Java 21/25, Spring Boot, and Spring AI • Background in AI Agents development and LLM prompting • Understanding of AI principles and their application to client features • Strong communication skills to collaborate with an English-speaking team • Capability to work independently and proactively in an unstructured environment • Proficiency in English at a B2+ level We offer • Top tech minds driving innovation in AI, cloud and digital platform modernization • Supportive team and agile, startup-like culture • Hybrid by design mode and opportunity to work remotely within Poland • Chance to work abroad for up to 60 days annually • Business-driven relocation opportunities Growth opportunities • Career development programs • Thought leadership, mentoring, soft skills and well-being programs • Certification: Anthropic, Gemini, GCP, Azure, AWS • English classes Benefits • Stable pay • Participation in the Employee Stock Purchase Plan with a 15% discount • Benefits package: health insurance, multisport, shopping vouchers • Referral bonuses up to $2,000 • Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more • Corporate, social and well-being events Please note: Benefits listed above are available to employees only. Contractor cooperation is available. Terms of B2B cooperation agreements are agreed individually. Only selected candidates will be contacted.

🏢 Summary: Fully remote Senior Java Engineer opportunity for candidates based in Poland to help establish a new team and develop AI Agents in Java for a client-facing AI engineering initiative. The role combines core Java development, AWS, Spring technologies, AI-agent development and LLM prompting, with independent research and close customer collaboration. Candidates able to start in September are especially sought. 🗂️ Requirements: 5+ years of core Java development experience, AWS experience: EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunction, Java 21/25 proficiency, Spring Boot proficiency, Spring AI proficiency, AI Agent development experience, LLM prompting experience, Understanding of AI principles and feature application, English proficiency at B2+ level, Ability to work independently and proactively, Ability to collaborate with English-speaking customer-facing teams 📃 Skills: Java, AWS, EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunction, Spring, SpringBoot, SpringAI, AI, Agents, LLM, Prompting 🏢 Description: We are looking for an experienced Senior Java Engineer to start a new team and contribute to the client's "AI Engineer" role. The ideal candidate will combine strong core Java expertise with AI knowledge, work proactively with minimal oversight, and collaborate closely with an English-speaking, customer-facing team. This is a fully remote role for candidates based in Poland. Candidates willing to start in September are highly sought. Responsibilities • Apply strong core Java skills to existing project infrastructure • Work independently without strict requirements while demonstrating proactiveness • Maintain tight collaboration with the customer throughout the project lifecycle • Communicate effectively with an English-speaking team • Leverage AI experience and theoretical knowledge to meet client expectations • Conduct analytical work and research in cooperation with the Architecture team • Develop AI Agents using the customer's Agent Development Kit in Java Requirements • 5+ years of experience with core Java development • Experience with AWS services including EKS, Lambda, DocumentDB, S3, Bedrock, EC2, and StepFunction • Proficiency in Java 21/25, Spring Boot, and Spring AI • Background in AI Agents development and LLM prompting • Understanding of AI principles and their application to client features • Strong communication skills to collaborate with an English-speaking team • Capability to work independently and proactively in an unstructured environment • Proficiency in English at a B2+ level We offer • Supportive team and agile, startup-like culture • Hybrid-by-design mode and opportunity to work remotely within Poland • Chance to work abroad for up to 60 days annually • Business-driven relocation opportunities • Career development programs • Thought leadership, mentoring, soft skills, and well-being programs • Certification opportunities: Anthropic, Gemini, GCP, Azure, AWS • English classes • Stable pay • Participation in the Employee Stock Purchase Plan with a 15% discount • Benefits package: health insurance, multisport, shopping vouchers • Referral bonuses up to $2,000 • Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee, and more • Corporate, social, and well-being events Please note: Benefits listed above are available to employees only. Contractors are welcome. Terms of B2B cooperation agreements are agreed individually. Only selected candidates will be contacted.

🏢 Summary: Fully remote Senior Java Engineer opportunity in Poland to help establish a new team and develop AI Agents in Java for a client-facing AI Engineer initiative. The role combines advanced core Java, AWS, Spring, AI-agent and LLM-prompting expertise with independent research and close English-language customer collaboration. 🗂️ Requirements: 5+ years of core Java development experience, AWS experience: EKS, Lambda, DocumentDB, S3, Bedrock, EC2, Step Functions, Java 21/25 proficiency, Spring Boot proficiency, Spring AI proficiency, AI Agents development experience, LLM prompting knowledge, Understanding of AI principles and feature application, English proficiency at B2+ level 📃 Skills: Java, AWS, EKS, Lambda, DocumentDB, S3, Bedrock, EC2, StepFunctions, Spring, SpringBoot, SpringAI, LLM, Prompting 🏢 Description: We are looking for an experienced Senior Java Engineer to start a new team and contribute to the client's "AI Engineer" role. The ideal candidate will combine strong core Java expertise with AI knowledge, work proactively with minimal oversight, and collaborate closely with an English-speaking, customer-facing team. This position offers a fully remote role based in Poland. Candidates available to start in September are highly preferred. Quick Facts • Fully remote role within Poland • Opportunity to work abroad for up to 60 days annually • Open to employees and contractors; B2B terms are agreed individually • Benefits listed are available to employees only Responsibilities • Apply strong core Java skills to existing project infrastructure • Work independently without strict requirements while demonstrating proactiveness • Maintain close collaboration with the customer throughout the project lifecycle • Communicate effectively with an English-speaking team • Leverage AI experience and theoretical knowledge to meet client expectations • Conduct analytical work and research in cooperation with the Architecture team • Develop AI Agents using the customer's Agent Development Kit in Java Requirements • 5+ years of experience with core Java development • Experience with AWS services including EKS, Lambda, DocumentDB, S3, Bedrock, EC2, and Step Functions • Proficiency in Java 21/25, Spring Boot, and Spring AI • Background in AI Agents development and LLM prompting • Understanding of AI principles and their application to client features • Strong communication skills for collaboration with an English-speaking team • Ability to work independently and proactively in an unstructured environment • English proficiency at B2+ level We Offer • Collaboration with top technical professionals focused on AI, cloud, and digital platform modernization • Supportive, agile, startup-like culture • Hybrid-by-design work mode and remote-work opportunity within Poland • Business-driven relocation opportunities Growth Opportunities • Career development programs • Thought leadership, mentoring, soft-skills, and well-being programs • Certifications in Anthropic, Gemini, GCP, Azure, and AWS • English classes Compensation and Benefits • Stable pay • Employee Stock Purchase Plan participation with a 15% discount • Benefits package, including health insurance, Multisport, and shopping vouchers • Referral bonuses of up to $2,000 • Offices with entertainment and relaxation zones, table tennis, football, free snacks, coffee, and more • Corporate, social, and well-being events Only selected candidates will be contacted.